Which individuals are legally disqualified from voting in texas?

I believe the answer is: individuals who have been legally declared mentally incompetent.
Voting is regarded as the act to determine the best representatives that would influence the direction a country would take.
Including Texas, there are 30 states in united states that banned people that are mentally incompetent from voting.

The  ancient egyptians  who  built the pyramids  may have been  able  to move massive stone blocks across the desert by wetting the sand in front of a contraption  built  to pull the heavy objects

Ibelieve the answer is water and oil.